set @start_read_only= @@global.read_only;
set @start_autocommit= @@global.autocommit;
set @@global.autocommit= 0;
CREATE TABLE t1 ( a char(2) NOT NULL, b char(2) NOT NULL, c int(10) unsigned NOT NULL, d varchar(255) DEFAULT NULL, e varchar(1000) DEFAULT NULL, PRIMARY KEY (a, b, c), KEY (a), KEY (a, b) ) charset latin1 PARTITION BY KEY (a) PARTITIONS 20;
INSERT INTO t1 (a, b, c, d, e) VALUES ('07', '03', 343, '1', '07_03_343'), ('01', '04', 343, '2', '01_04_343'), ('01', '06', 343, '3', '01_06_343'), ('01', '07', 343, '4', '01_07_343'), ('01', '08', 343, '5', '01_08_343'), ('01', '09', 343, '6', '01_09_343'), ('03', '03', 343, '7', '03_03_343'), ('03', '06', 343, '8', '03_06_343'), ('03', '07', 343, '9', '03_07_343'), ('04', '03', 343, '10', '04_03_343'), ('04', '06', 343, '11', '04_06_343'), ('05', '03', 343, '12', '05_03_343'), ('11', '03', 343, '13', '11_03_343'), ('11', '04', 343, '14', '11_04_343') ;
CREATE TABLE t2 (a int, name VARCHAR(50), purchased DATE) PARTITION BY RANGE (a) (PARTITION p0 VALUES LESS THAN (3), PARTITION p1 VALUES LESS THAN (7), PARTITION p2 VALUES LESS THAN (9), PARTITION p3 VALUES LESS THAN (11));
INSERT INTO t2 VALUES (1, 'desk organiser', '2003-10-15'), (2, 'CD player', '1993-11-05'), (3, 'TV set', '1996-03-10'), (4, 'bookcase', '1982-01-10'), (5, 'exercise bike', '2004-05-09'), (6, 'sofa', '1987-06-05'), (7, 'popcorn maker', '2001-11-22'), (8, 'acquarium', '1992-08-04'), (9, 'study desk', '1984-09-16'), (10, 'lava lamp', '1998-12-25');
CREATE TABLE t3 SELECT * FROM t1;
ALTER TABLE t3 ADD PRIMARY KEY (d);
ALTER TABLE t3 ADD KEY (a);
ALTER TABLE t3 ADD KEY (a, b);
ANALYZE TABLE t3;
BEGIN;
SELECT d,a,b,c FROM t1 partition (p0);
SELECT d,a,b,c FROM t1 partition (p1);
SELECT d,a,b,c FROM t1 partition (p2);
SELECT d,a,b,c FROM t1 partition (p3);
SELECT d,a,b,c FROM t1 partition (p4);
SELECT d,a,b,c FROM t1 partition (p5);
SELECT d,a,b,c FROM t1 partition (p6);
SELECT d,a,b,c FROM t1 partition (p7);
SELECT d,a,b,c FROM t1 partition (p8);
SELECT d,a,b,c FROM t1 partition (p9);
SELECT d,a,b,c FROM t1 partition (p10);
SELECT d,a,b,c FROM t1 partition (p11);
SELECT d,a,b,c FROM t1 partition (p12);
SELECT d,a,b,c FROM t1 partition (p13);
SELECT d,a,b,c FROM t1 partition (p14);
SELECT d,a,b,c FROM t1 partition (p15);
SELECT d,a,b,c FROM t1 partition (p16);
SELECT d,a,b,c FROM t1 partition (p17);
SELECT d,a,b,c FROM t1 partition (p18);
SELECT d,a,b,c FROM t1 partition (p19);
SELECT * FROM t1 WHERE a='01' FOR UPDATE ;
SELECT * FROM t3 FORCE INDEX(a) WHERE a='01' FOR UPDATE ;
BEGIN;
SET SESSION innodb_lock_wait_timeout=1;
SELECT * FROM t1 FOR SHARE;
SELECT * FROM t1 FOR SHARE NOWAIT;
SELECT * FROM t1 ORDER BY d FOR SHARE SKIP LOCKED;
SELECT a,count(b) FROM t1 GROUP BY a ORDER BY a FOR SHARE SKIP LOCKED;
SELECT d,a,b,c FROM t1 partition (p1,p9,p11,p17) ORDER BY d  FOR SHARE SKIP LOCKED;
SELECT d,a,b,c FROM t1 ORDER BY d FOR SHARE SKIP LOCKED;
ANALYZE TABLE t3;
SELECT d,a,b,c FROM t3 ORDER BY d FOR SHARE SKIP LOCKED;
explain SELECT d,a,b,c FROM t3 ORDER BY d  FOR SHARE SKIP LOCKED;
SELECT * FROM t1 FOR UPDATE;
SELECT * FROM t1 FOR UPDATE NOWAIT;
SELECT * FROM t1 ORDER BY a FOR UPDATE SKIP LOCKED;
SELECT a,count(b) FROM t1 GROUP BY a ORDER BY a FOR UPDATE SKIP LOCKED;
SELECT d,a,b,c FROM t1 partition (p1,p9,p11,p17) ORDER BY d  FOR UPDATE SKIP LOCKED;
SELECT d,a,b,c FROM t1 ORDER BY d FOR UPDATE SKIP LOCKED;
SELECT d,a,b,c FROM t3 ORDER BY d FOR UPDATE SKIP LOCKED;
SELECT * FROM t1, t2 FOR SHARE OF t1 FOR UPDATE OF t2;
SELECT * FROM t1, t2 FOR SHARE OF t1 FOR SHARE OF t2;
SELECT * FROM t1 FOR SHARE OF t1 NOWAIT;
SELECT * FROM t1 FOR SHARE OF t1 SKIP LOCKED;
SELECT * FROM t1, t2 FOR SHARE OF t1 NOWAIT FOR SHARE OF t2 NOWAIT;
COMMIT;
COMMIT;
BEGIN;
SELECT * FROM t1 WHERE a='01' FOR SHARE ;
SELECT * FROM t3 FORCE INDEX(a) WHERE a='01' FOR SHARE ;
BEGIN;
SET SESSION innodb_lock_wait_timeout=1;
SELECT * FROM t1 FOR SHARE;
SELECT * FROM t1 FOR SHARE NOWAIT;
SELECT * FROM t1 ORDER BY d FOR SHARE SKIP LOCKED;
SELECT a,count(b) FROM t1 GROUP BY a ORDER BY a FOR SHARE SKIP LOCKED;
SELECT d,a,b,c FROM t1 partition (p1,p9,p11,p17) ORDER BY d  FOR SHARE SKIP LOCKED;
SELECT d,a,b,c FROM t1 ORDER BY d FOR SHARE SKIP LOCKED;
ANALYZE TABLE t3;
SELECT d,a,b,c FROM t3 ORDER BY d FOR SHARE SKIP LOCKED;
explain SELECT d,a,b,c FROM t3 ORDER BY d  FOR SHARE SKIP LOCKED;
SELECT * FROM t1 FOR UPDATE;
SELECT * FROM t1 FOR UPDATE NOWAIT;
SELECT * FROM t1 ORDER BY a FOR UPDATE SKIP LOCKED;
SELECT a,count(b) FROM t1 GROUP BY a ORDER BY a FOR UPDATE SKIP LOCKED;
SELECT d,a,b,c FROM t1 partition (p1,p9,p11,p17) ORDER BY d  FOR UPDATE SKIP LOCKED;
SELECT d,a,b,c FROM t1 ORDER BY d FOR UPDATE SKIP LOCKED;
SELECT d,a,b,c FROM t3 ORDER BY d FOR UPDATE SKIP LOCKED;
SELECT * FROM t1, t2 FOR SHARE OF t1 FOR UPDATE OF t2;
SELECT * FROM t1, t2 FOR SHARE OF t1 FOR SHARE OF t2;
SELECT * FROM t1 FOR SHARE OF t1 NOWAIT;
SELECT * FROM t1 FOR SHARE OF t1 SKIP LOCKED;
SELECT * FROM t1, t2 FOR SHARE OF t1 NOWAIT FOR SHARE OF t2 NOWAIT;
COMMIT;
COMMIT;
DROP TABLE t1, t2, t3;
set @@global.read_only= @start_read_only;
set @@global.autocommit= @start_autocommit;
